function getposOffset(what, offsettype) {
	var totaloffset = (offsettype == "left") ? what.offsetLeft : what.offsetTop;
	var parentEl = what.offsetParent;
	while (parentEl != null) {
		totaloffset = (offsettype == "left") ? totaloffset
				+ parentEl.offsetLeft : totaloffset + parentEl.offsetTop;
		parentEl = parentEl.offsetParent;
	}
	return totaloffset;
}

function showhide(obj, e, visible, hidden, tipwidth) {
	if (ie4 || ns6)
		dropmenuobj.style.left = dropmenuobj.style.top = -500;
	if (tipwidth != "") {
		dropmenuobj.widthobj = dropmenuobj.style;
		dropmenuobj.widthobj.width = tipwidth;
	}
	if (e.type == "click" && obj.visibility == hidden || e.type == "mouseover")
		obj.visibility = visible;
	else if (e.type == "click")
		obj.visibility = hidden;
}

function iecompattest() {
	return (document.compatMode && document.compatMode != "BackCompat") ? document.documentElement
			: document.body;
}

function clearbrowseredge(obj, whichedge) {
	var edgeoffset = (whichedge == "rightedge") ? parseInt(horizontal_offset)
			* -1 : parseInt(vertical_offset) * -1;
	if (whichedge == "rightedge") {
		var windowedge = ie4 && !window.opera ? iecompattest().scrollLeft
				+ iecompattest().clientWidth - 15 : window.pageXOffset
				+ window.innerWidth - 15;
		dropmenuobj.contentmeasure = dropmenuobj.offsetWidth;
		if (windowedge - dropmenuobj.x < dropmenuobj.contentmeasure)
			edgeoffset = dropmenuobj.contentmeasure - obj.offsetWidth;
	} else {
		var windowedge = ie4 && !window.opera ? iecompattest().scrollTop
				+ iecompattest().clientHeight - 15 : window.pageYOffset
				+ window.innerHeight - 18;
		dropmenuobj.contentmeasure = dropmenuobj.offsetHeight;
		if (windowedge - dropmenuobj.y < dropmenuobj.contentmeasure)
			edgeoffset = dropmenuobj.contentmeasure + obj.offsetHeight;
	}
	return edgeoffset;
}

function fixedtooltip(menucontents, obj, e, tipwidth) {
	if (window.event)
		event.cancelBubble = true;
	else if (e.stopPropagation)
		e.stopPropagation();
	clearhidetip();
	dropmenuobj = document.getElementById ? document
			.getElementById("fixedtipdiv") : fixedtipdiv;
	dropmenuobj.innerHTML = menucontents;

	if (ie4 || ns6) {
		showhide(dropmenuobj.style, e, "visible", "hidden", tipwidth);
		dropmenuobj.x = getposOffset(obj, "left");
		dropmenuobj.y = getposOffset(obj, "top");
		dropmenuobj.style.left = dropmenuobj.x
				- clearbrowseredge(obj, "rightedge") + "px";
		dropmenuobj.style.top = dropmenuobj.y
				- clearbrowseredge(obj, "bottomedge") + obj.offsetHeight + "px";
	}
}

function hidetip(e) {
	if (typeof dropmenuobj != "undefined") {
		if (ie4 || ns6)
			dropmenuobj.style.visibility = "hidden";
	}
}

function delayhidetip() {
	if (ie4 || ns6)
		delayhide = setTimeout("hidetip()", disappeardelay);
}

function clearhidetip() {
	if (typeof delayhide != "undefined")
		clearTimeout(delayhide);
}